The temperatures in Chennai during August are extremely high, between 28°C and hot as 34°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of August in Chennai. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Chennai in August 2025.
If you’re planning to visit Chennai in the near future, we highly recommend that you review the 14 day weather forecast for Chennai before you arrive.
Temperatures
34° / 28°
Rainy Days
8
Snowy Days
0
Dry Days
23
Rainfall
225
mm
Sun Hours
11.4
Hrs
